BUG: msct_parser: now open version without writing permissions (fixed issue #633)
BUG: msct_parser: now open version without writing permissions (fixed issue #633)

Former-commit-id: e7c839a90c12081b26eb7b755534d3fd0b8f2ee1
Former-commit-id: 908dcc40ccf6f59ea8ff70c45885943581df5d7b
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox